Function handlePropertyChange

code/styling/public/app.js:4776–4783

* (For IE <=9) Handles a propertychange event, sending a `change` event if * the value of the active element has changed.

(nativeEvent)

 * the value of the active element has changed.
 */
function handlePropertyChange(nativeEvent) {
  if (nativeEvent.propertyName !== 'value') {
    return;
  }
  if (getInstIfValueChanged(activeElementInst)) {
    manualDispatchChangeEvent(nativeEvent);
  }
}

function handleEventsForInputEventPolyfill(topLevelType, target, targetInst) {
  if (topLevelType === 'topFocus') {